The paper should then be nailed in or stapled every three to four inches across.
How to staple roof underlayment.
Start the roof felt at one bottom corner of the roof.
Apply drip edge to the eave.
Using your staple gun secure the felt to the roof.
With staples or plain roofing nails the heads can sometimes tear right through the underlayment.
The overhang to the next strip should be 3 8 inch.
Overlap each row at least 3 to 4 inches.
Install new flashing metal.
If you live in an area with inclement weather you should consider using a special ice and water protector.
Tack it in place at the corner with the end flush with the end of the roof and the bottom edge of the roll right along the bottom of the roof.
I checked certainteed and all i saw was that they.
Apply and attach drip edge.
Cut drip edge flashing at an angle at the corner press it lightly against the eave end.
All nails and staples should be placed on the lower half of the paper.
A recent post on underlayments brought up another subject of underlayment attachment.
I am deciding on a contractor for a new roof and as i recall most said they simply staple the underlayment.
I only recall one saying they used caps.
They re certainly faster and easier to install.
Where a roll ends and a new one is begun the two rolls should be overlapped by four inches.
How to do it.
Start by laying asphalt felt or other underlayment over the roof.
However depending on local roofing and fire codes it may be appropriate to secure synthetic underlayments with staples.
Roof underlayment prevents the roof deck from being exposed to the elements before or while the roofing material is being installed.